package cn.lsc.controller;

import cn.lsc.domain.User;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@RequestMapping("/order")
@RestController
public class OrderController {
    @Autowired
    private RestTemplate restTemplate;
    @GetMapping("/findById/{id}")
    @HystrixCommand(fallbackMethod = "fallbackMethod") // 标记方法熔断，fallbackMethod指定的是托底方法名称，当远程服
    public User findById(@PathVariable("id")Long id){
     String  url="http://user-server/user/findById/"+id;
        User user = restTemplate.getForObject(url, User.class);
        return  user;
    }
    public User fallbackMethod(@PathVariable("id")Long id){
        return new User(-1L,"触发熔断！","服务不可用1");
    }

}
